“PENGUKURAN TINGKAT EFEKTIVITAS MESIN MILLING DI PT NOK FREUDENBERG BATAM” (2021) Computer and Science Industrial Engineering (COMASIE), 4(6), pp. 52–61. Available at: https://ejournal.upbatam.ac.id/index.php/comasiejournal/article/view/3559 (Accessed: 6 October 2026).